diff --git a/marking_app/ios/Flutter/AppFrameworkInfo.plist b/marking_app/ios/Flutter/AppFrameworkInfo.plist
new file mode 100644
index 0000000..9625e10
--- /dev/null
+++ b/marking_app/ios/Flutter/AppFrameworkInfo.plist
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+  <key>CFBundleDevelopmentRegion</key>
+  <string>en</string>
+  <key>CFBundleExecutable</key>
+  <string>App</string>
+  <key>CFBundleIdentifier</key>
+  <string>io.flutter.flutter.app</string>
+  <key>CFBundleInfoDictionaryVersion</key>
+  <string>6.0</string>
+  <key>CFBundleName</key>
+  <string>App</string>
+  <key>CFBundlePackageType</key>
+  <string>FMWK</string>
+  <key>CFBundleShortVersionString</key>
+  <string>1.0</string>
+  <key>CFBundleSignature</key>
+  <string>????</string>
+  <key>CFBundleVersion</key>
+  <string>1.0</string>
+  <key>MinimumOSVersion</key>
+  <string>11.0</string>
+</dict>
+</plist>
diff --git a/marking_app/ios/Flutter/Debug.xcconfig b/marking_app/ios/Flutter/Debug.xcconfig
new file mode 100644
index 0000000..ec97fc6
--- /dev/null
+++ b/marking_app/ios/Flutter/Debug.xcconfig
@@ -0,0 +1,2 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"
+#include "Generated.xcconfig"
diff --git a/marking_app/ios/Flutter/Release.xcconfig b/marking_app/ios/Flutter/Release.xcconfig
new file mode 100644
index 0000000..c4855bf
--- /dev/null
+++ b/marking_app/ios/Flutter/Release.xcconfig
@@ -0,0 +1,2 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"
+#include "Generated.xcconfig"
diff --git a/marking_app/ios/Podfile.lock b/marking_app/ios/Podfile.lock
new file mode 100644
index 0000000..7dc149b
--- /dev/null
+++ b/marking_app/ios/Podfile.lock
@@ -0,0 +1,119 @@
+PODS:
+  - connectivity_plus (0.0.1):
+    - Flutter
+    - ReachabilitySwift
+  - Flutter (1.0.0)
+  - flutter_keyboard_visibility (0.0.1):
+    - Flutter
+  - fluttertoast (0.0.2):
+    - Flutter
+    - Toast
+  - FMDB (2.7.5):
+    - FMDB/standard (= 2.7.5)
+  - FMDB/standard (2.7.5)
+  - image_picker_ios (0.0.1):
+    - Flutter
+  - install_plugin (2.0.0):
+    - Flutter
+  - package_info (0.0.1):
+    - Flutter
+  - path_provider_foundation (0.0.1):
+    - Flutter
+    - FlutterMacOS
+  - permission_handler_apple (9.1.1):
+    - Flutter
+  - ReachabilitySwift (5.0.0)
+  - rive_common (0.0.1):
+    - Flutter
+  - shared_preferences_foundation (0.0.1):
+    - Flutter
+    - FlutterMacOS
+  - sqflite (0.0.3):
+    - Flutter
+    - FMDB (>= 2.7.5)
+  - Toast (4.0.0)
+  - url_launcher_ios (0.0.1):
+    - Flutter
+  - wakelock (0.0.1):
+    - Flutter
+  - webview_flutter_wkwebview (0.0.1):
+    - Flutter
+
+DEPENDENCIES:
+  - connectivity_plus (from `.symlinks/plugins/connectivity_plus/ios`)
+  - Flutter (from `Flutter`)
+  - flutter_keyboard_visibility (from `.symlinks/plugins/flutter_keyboard_visibility/ios`)
+  - fluttertoast (from `.symlinks/plugins/fluttertoast/ios`)
+  - image_picker_ios (from `.symlinks/plugins/image_picker_ios/ios`)
+  - install_plugin (from `.symlinks/plugins/install_plugin/ios`)
+  - package_info (from `.symlinks/plugins/package_info/ios`)
+  - path_provider_foundation (from `.symlinks/plugins/path_provider_foundation/darwin`)
+  - permission_handler_apple (from `.symlinks/plugins/permission_handler_apple/ios`)
+  - rive_common (from `.symlinks/plugins/rive_common/ios`)
+  - shared_preferences_foundation (from `.symlinks/plugins/shared_preferences_foundation/darwin`)
+  - sqflite (from `.symlinks/plugins/sqflite/ios`)
+  - url_launcher_ios (from `.symlinks/plugins/url_launcher_ios/ios`)
+  - wakelock (from `.symlinks/plugins/wakelock/ios`)
+  - webview_flutter_wkwebview (from `.symlinks/plugins/webview_flutter_wkwebview/ios`)
+
+SPEC REPOS:
+  trunk:
+    - FMDB
+    - ReachabilitySwift
+    - Toast
+
+EXTERNAL SOURCES:
+  connectivity_plus:
+    :path: ".symlinks/plugins/connectivity_plus/ios"
+  Flutter:
+    :path: Flutter
+  flutter_keyboard_visibility:
+    :path: ".symlinks/plugins/flutter_keyboard_visibility/ios"
+  fluttertoast:
+    :path: ".symlinks/plugins/fluttertoast/ios"
+  image_picker_ios:
+    :path: ".symlinks/plugins/image_picker_ios/ios"
+  install_plugin:
+    :path: ".symlinks/plugins/install_plugin/ios"
+  package_info:
+    :path: ".symlinks/plugins/package_info/ios"
+  path_provider_foundation:
+    :path: ".symlinks/plugins/path_provider_foundation/darwin"
+  permission_handler_apple:
+    :path: ".symlinks/plugins/permission_handler_apple/ios"
+  rive_common:
+    :path: ".symlinks/plugins/rive_common/ios"
+  shared_preferences_foundation:
+    :path: ".symlinks/plugins/shared_preferences_foundation/darwin"
+  sqflite:
+    :path: ".symlinks/plugins/sqflite/ios"
+  url_launcher_ios:
+    :path: ".symlinks/plugins/url_launcher_ios/ios"
+  wakelock:
+    :path: ".symlinks/plugins/wakelock/ios"
+  webview_flutter_wkwebview:
+    :path: ".symlinks/plugins/webview_flutter_wkwebview/ios"
+
+SPEC CHECKSUMS:
+  connectivity_plus: 413a8857dd5d9f1c399a39130850d02fe0feaf7e
+  Flutter: f04841e97a9d0b0a8025694d0796dd46242b2854
+  flutter_keyboard_visibility: 0339d06371254c3eb25eeb90ba8d17dca8f9c069
+  fluttertoast: fafc4fa4d01a6a9e4f772ecd190ffa525e9e2d9c
+  FMDB: 2ce00b547f966261cd18927a3ddb07cb6f3db82a
+  image_picker_ios: 4a8aadfbb6dc30ad5141a2ce3832af9214a705b5
+  install_plugin: b52f81470a1f37b006607bdf7ffc6031df43fe76
+  package_info: 873975fc26034f0b863a300ad47e7f1ac6c7ec62
+  path_provider_foundation: 29f094ae23ebbca9d3d0cec13889cd9060c0e943
+  permission_handler_apple: e76247795d700c14ea09e3a2d8855d41ee80a2e6
+  ReachabilitySwift: 985039c6f7b23a1da463388634119492ff86c825
+  rive_common: 8a159d68033a8b073e5853acc50f03aa486a2888
+  shared_preferences_foundation: 5b919d13b803cadd15ed2dc053125c68730e5126
+  sqflite: 31f7eba61e3074736dff8807a9b41581e4f7f15a
+  Toast: 91b396c56ee72a5790816f40d3a94dd357abc196
+  url_launcher_ios: bf5ce03e0e2088bad9cc378ea97fa0ed5b49673b
+  wakelock: d0fc7c864128eac40eba1617cb5264d9c940b46f
+  webview_flutter_wkwebview: 2e2d318f21a5e036e2c3f26171342e95908bd60a
+
+PODFILE CHECKSUM: 441579d1897b785684860026b910c66dadea2938
+
+COCOAPODS: 1.11.3
diff --git a/marking_app/ios/Runner.xcodeproj/project.pbxproj b/marking_app/ios/Runner.xcodeproj/project.pbxproj
new file mode 100644
index 0000000..e744389
--- /dev/null
+++ b/marking_app/ios/Runner.xcodeproj/project.pbxproj
@@ -0,0 +1,567 @@
+// !$*UTF8*$!
+{
+	archiveVersion = 1;
+	classes = {
+	};
+	objectVersion = 54;
+	objects = {
+
+/* Begin PBXBuildFile section */
+		0BD030502994F44800EB7527 /* Launch Screen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 0BD0304F2994F44800EB7527 /* Launch Screen.storyboard */; };
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+		3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */ = {isa = PBXBuildFile; fileRef = 3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */; };
+		74858FAF1ED2DC5600515810 /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 74858FAE1ED2DC5600515810 /* AppDelegate.swift */; };
+		97C146FC1CF9000F007C117D /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FA1CF9000F007C117D /* Main.storyboard */; };
+		97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FD1CF9000F007C117D /* Assets.xcassets */; };
+		EE3BAAE20F3BEC99D310EC6B /* Pods_Runner.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 9AE64B664D96A59005B338D3 /* Pods_Runner.framework */; };
+/* End PBXBuildFile section */
+
+/* Begin PBXCopyFilesBuildPhase section */
+		9705A1C41CF9048500538489 /* Embed Frameworks */ = {
+			isa = PBXCopyFilesBuildPhase;
+			buildActionMask = 2147483647;
+			dstPath = "";
+			dstSubfolderSpec = 10;
+			files = (
+			);
+			name = "Embed Frameworks";
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXCopyFilesBuildPhase section */
+
+/* Begin PBXFileReference section */
+		0BD0304F2994F44800EB7527 /* Launch Screen.storyboard */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; path = "Launch Screen.storyboard"; sourceTree = "<group>"; };
+		1498D2321E8E86230040F4C2 /* GeneratedPluginRegistrant.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = GeneratedPluginRegistrant.h; sourceTree = "<group>"; };
+		1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = GeneratedPluginRegistrant.m; sourceTree = "<group>"; };
+		3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; name = AppFrameworkInfo.plist; path = Flutter/AppFrameworkInfo.plist; sourceTree = "<group>"; };
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+		9740EEB21CF90195004384FC /* Debug.xcconfig */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xcconfig; name = Debug.xcconfig; path = Flutter/Debug.xcconfig; sourceTree = "<group>"; };
+		9740EEB31CF90195004384FC /* Generated.xcconfig */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xcconfig; name = Generated.xcconfig; path = Flutter/Generated.xcconfig; sourceTree = "<group>"; };
+		97C146EE1CF9000F007C117D /* Runner.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Runner.app; sourceTree = BUILT_PRODUCTS_DIR; };
+		97C146FB1CF9000F007C117D /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/Main.storyboard; sourceTree = "<group>"; };
+		97C146FD1CF9000F007C117D /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
+		97C147021CF9000F007C117D /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		9AE64B664D96A59005B338D3 /* Pods_Runner.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_Runner.framework; sourceTree = BUILT_PRODUCTS_DIR; };
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+		ED6D5F149381C3F07E8271D9 /* Pods-Runner.profile.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-Runner.profile.xcconfig"; path = "Target Support Files/Pods-Runner/Pods-Runner.profile.xcconfig"; sourceTree = "<group>"; };
+/* End PBXFileReference section */
+
+/* Begin PBXFrameworksBuildPhase section */
+		97C146EB1CF9000F007C117D /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				EE3BAAE20F3BEC99D310EC6B /* Pods_Runner.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXFrameworksBuildPhase section */
+
+/* Begin PBXGroup section */
+		050DAC6E1AD50AF47A1F4114 /* Frameworks */ = {
+			isa = PBXGroup;
+			children = (
+				9AE64B664D96A59005B338D3 /* Pods_Runner.framework */,
+			);
+			name = Frameworks;
+			sourceTree = "<group>";
+		};
+		9740EEB11CF90186004384FC /* Flutter */ = {
+			isa = PBXGroup;
+			children = (
+				3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */,
+				9740EEB21CF90195004384FC /* Debug.xcconfig */,
+				7AFA3C8E1D35360C0083082E /* Release.xcconfig */,
+				9740EEB31CF90195004384FC /* Generated.xcconfig */,
+			);
+			name = Flutter;
+			sourceTree = "<group>";
+		};
+		97C146E51CF9000F007C117D = {
+			isa = PBXGroup;
+			children = (
+				9740EEB11CF90186004384FC /* Flutter */,
+				97C146F01CF9000F007C117D /* Runner */,
+				97C146EF1CF9000F007C117D /* Products */,
+				C207720910912611749C3350 /* Pods */,
+				050DAC6E1AD50AF47A1F4114 /* Frameworks */,
+			);
+			sourceTree = "<group>";
+		};
+		97C146EF1CF9000F007C117D /* Products */ = {
+			isa = PBXGroup;
+			children = (
+				97C146EE1CF9000F007C117D /* Runner.app */,
+			);
+			name = Products;
+			sourceTree = "<group>";
+		};
+		97C146F01CF9000F007C117D /* Runner */ = {
+			isa = PBXGroup;
+			children = (
+				97C146FA1CF9000F007C117D /* Main.storyboard */,
+				97C146FD1CF9000F007C117D /* Assets.xcassets */,
+				97C147021CF9000F007C117D /* Info.plist */,
+				1498D2321E8E86230040F4C2 /* GeneratedPluginRegistrant.h */,
+				1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */,
+				74858FAE1ED2DC5600515810 /* AppDelegate.swift */,
+				74858FAD1ED2DC5600515810 /* Runner-Bridging-Header.h */,
+				0BD0304F2994F44800EB7527 /* Launch Screen.storyboard */,
+			);
+			path = Runner;
+			sourceTree = "<group>";
+		};
+		C207720910912611749C3350 /* Pods */ = {
+			isa = PBXGroup;
+			children = (
+				C10C2C5ACC7897B6B2214829 /* Pods-Runner.debug.xcconfig */,
+				C6B2A9330D892EC648722E1F /* Pods-Runner.release.xcconfig */,
+				ED6D5F149381C3F07E8271D9 /* Pods-Runner.profile.xcconfig */,
+			);
+			path = Pods;
+			sourceTree = "<group>";
+		};
+/* End PBXGroup section */
+
+/* Begin PBXNativeTarget section */
+		97C146ED1CF9000F007C117D /* Runner */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = 97C147051CF9000F007C117D /* Build configuration list for PBXNativeTarget "Runner" */;
+			buildPhases = (
+				1C9AEEDAA5EE4DF0C315D220 /* [CP] Check Pods Manifest.lock */,
+				9740EEB61CF901F6004384FC /* Run Script */,
+				97C146EA1CF9000F007C117D /* Sources */,
+				97C146EB1CF9000F007C117D /* Frameworks */,
+				97C146EC1CF9000F007C117D /* Resources */,
+				9705A1C41CF9048500538489 /* Embed Frameworks */,
+				3B06AD1E1E4923F5004D2608 /* Thin Binary */,
+				3BB2ED9F63943D7AA67A4542 /* [CP] Embed Pods Frameworks */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = Runner;
+			productName = Runner;
+			productReference = 97C146EE1CF9000F007C117D /* Runner.app */;
+			productType = "com.apple.product-type.application";
+		};
+/* End PBXNativeTarget section */
+
+/* Begin PBXProject section */
+		97C146E61CF9000F007C117D /* Project object */ = {
+			isa = PBXProject;
+			attributes = {
+				LastUpgradeCheck = 1300;
+				ORGANIZATIONNAME = "";
+				TargetAttributes = {
+					97C146ED1CF9000F007C117D = {
+						CreatedOnToolsVersion = 7.3.1;
+						LastSwiftMigration = 1100;
+					};
+				};
+			};
+			buildConfigurationList = 97C146E91CF9000F007C117D /* Build configuration list for PBXProject "Runner" */;
+			compatibilityVersion = "Xcode 9.3";
+			developmentRegion = en;
+			hasScannedForEncodings = 0;
+			knownRegions = (
+				en,
+				Base,
+			);
+			mainGroup = 97C146E51CF9000F007C117D;
+			productRefGroup = 97C146EF1CF9000F007C117D /* Products */;
+			projectDirPath = "";
+			projectRoot = "";
+			targets = (
+				97C146ED1CF9000F007C117D /* Runner */,
+			);
+		};
+/* End PBXProject section */
+
+/* Begin PBXResourcesBuildPhase section */
+		97C146EC1CF9000F007C117D /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */,
+				97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */,
+				0BD030502994F44800EB7527 /* Launch Screen.storyboard in Resources */,
+				97C146FC1CF9000F007C117D /* Main.storyboard in Resources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXResourcesBuildPhase section */
+
+/* Begin PBXShellScriptBuildPhase section */
+		1C9AEEDAA5EE4DF0C315D220 /* [CP] Check Pods Manifest.lock */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputFileListPaths = (
+			);
+			inputPaths = (
+				"${PODS_PODFILE_DIR_PATH}/Podfile.lock",
+				"${PODS_ROOT}/Manifest.lock",
+			);
+			name = "[CP] Check Pods Manifest.lock";
+			outputFileListPaths = (
+			);
+			outputPaths = (
+				"$(DERIVED_FILE_DIR)/Pods-Runner-checkManifestLockResult.txt",
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "diff \"${PODS_PODFILE_DIR_PATH}/Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n# This output is used by Xcode 'outputs' to avoid re-running this script phase.\necho \"SUCCESS\" > \"${SCRIPT_OUTPUT_FILE_0}\"\n";
+			showEnvVarsInLog = 0;
+		};
+		3B06AD1E1E4923F5004D2608 /* Thin Binary */ = {
+			isa = PBXShellScriptBuildPhase;
+			alwaysOutOfDate = 1;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+				"${TARGET_BUILD_DIR}/${INFOPLIST_PATH}",
+			);
+			name = "Thin Binary";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "/bin/sh \"$FLUTTER_ROOT/packages/flutter_tools/bin/xcode_backend.sh\" embed_and_thin";
+		};
+		3BB2ED9F63943D7AA67A4542 /* [CP] Embed Pods Frameworks */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputFileListPaths = (
+				"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks-${CONFIGURATION}-input-files.xcfilelist",
+			);
+			name = "[CP] Embed Pods Frameworks";
+			outputFileListPaths = (
+				"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks-${CONFIGURATION}-output-files.xcfilelist",
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
+		9740EEB61CF901F6004384FC /* Run Script */ = {
+			isa = PBXShellScriptBuildPhase;
+			alwaysOutOfDate = 1;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "Run Script";
+			outputPaths = (
+			);
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+				DEVELOPMENT_TEAM = CYDU583KN6;
+				ENABLE_BITCODE = NO;
+				INFOPLIST_FILE = Runner/Info.plist;
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+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
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+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				MTL_ENABLE_DEBUG_INFO = YES;
+				ONLY_ACTIVE_ARCH = YES;
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+			name = Debug;
+		};
+		97C147041CF9000F007C117D /* Release */ = {
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+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
+				COPY_PHASE_STRIP = NO;
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+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				MTL_ENABLE_DEBUG_INFO = NO;
+				SDKROOT = iphoneos;
+				SUPPORTED_PLATFORMS = iphoneos;
+				SWIFT_COMPILATION_MODE = wholemodule;
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
+				TARGETED_DEVICE_FAMILY = "1,2";
+				VALIDATE_PRODUCT = YES;
+			};
+			name = Release;
+		};
+		97C147061CF9000F007C117D /* Debug */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = 9740EEB21CF90195004384FC /* Debug.xcconfig */;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_INCLUDE_ALL_APPICON_ASSETS = YES;
+				ASSETCATALOG_COMPILER_LAUNCHIMAGE_NAME = "";
+				CLANG_ENABLE_MODULES = YES;
+				CURRENT_PROJECT_VERSION = 15;
+				DEVELOPMENT_TEAM = CYDU583KN6;
+				ENABLE_BITCODE = NO;
+				INFOPLIST_FILE = Runner/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
+				MARKETING_VERSION = 1.0.93;
+				PRODUCT_BUNDLE_IDENTIFIER = com.example.markingApp;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
+				SUPPORTS_MACCATALYST = NO;
+				SUPPORTS_MAC_DESIGNED_FOR_IPHONE_IPAD = NO;
+				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+				VERSIONING_SYSTEM = "apple-generic";
+			};
+			name = Debug;
+		};
+		97C147071CF9000F007C117D /* Release */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = 7AFA3C8E1D35360C0083082E /* Release.xcconfig */;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_INCLUDE_ALL_APPICON_ASSETS = YES;
+				ASSETCATALOG_COMPILER_LAUNCHIMAGE_NAME = "";
+				CLANG_ENABLE_MODULES = YES;
+				CURRENT_PROJECT_VERSION = 15;
+				DEVELOPMENT_TEAM = CYDU583KN6;
+				ENABLE_BITCODE = NO;
+				INFOPLIST_FILE = Runner/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
+				MARKETING_VERSION = 1.0.93;
+				PRODUCT_BUNDLE_IDENTIFIER = com.example.markingApp;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
+				SUPPORTS_MACCATALYST = NO;
+				SUPPORTS_MAC_DESIGNED_FOR_IPHONE_IPAD = NO;
+				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+				VERSIONING_SYSTEM = "apple-generic";
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		97C146E91CF9000F007C117D /* Build configuration list for PBXProject "Runner" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				97C147031CF9000F007C117D /* Debug */,
+				97C147041CF9000F007C117D /* Release */,
+				249021D3217E4FDB00AE95B9 /* Profile */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		97C147051CF9000F007C117D /* Build configuration list for PBXNativeTarget "Runner" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				97C147061CF9000F007C117D /* Debug */,
+				97C147071CF9000F007C117D /* Release */,
+				249021D4217E4FDB00AE95B9 /* Profile */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+/* End XCConfigurationList section */
+	};
+	rootObject = 97C146E61CF9000F007C117D /* Project object */;
+}
diff --git a/marking_app/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/marking_app/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..919434a
--- /dev/null
+++ b/marking_app/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>
diff --git a/marking_app/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/marking_app/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
new file mode 100644
index 0000000..18d9810
--- /dev/null
+++ b/marking_app/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>
diff --git a/marking_app/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings b/marking_app/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings
new file mode 100644
index 0000000..f9b0d7c
--- /dev/null
+++ b/marking_app/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>PreviewsEnabled</key>
+	<false/>
+</dict>
+</plist>
diff --git a/marking_app/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme b/marking_app/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme
new file mode 100644
index 0000000..c87d15a
--- /dev/null
+++ b/marking_app/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme
@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1300"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+               BuildableName = "Runner.app"
+               BlueprintName = "Runner"
+               ReferencedContainer = "container:Runner.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <Testables>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Profile"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>
diff --git a/marking_app/ios/Runner.xcworkspace/contents.xcworkspacedata b/marking_app/ios/Runner.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..21a3cc1
--- /dev/null
+++ b/marking_app/ios/Runner.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "group:Runner.xcodeproj">
+   </FileRef>
+   <FileRef
+      location = "group:Pods/Pods.xcodeproj">
+   </FileRef>
+</Workspace>
diff --git a/marking_app/ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/marking_app/ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
new file mode 100644
index 0000000..18d9810
--- /dev/null
+++ b/marking_app/ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>
diff --git a/marking_app/ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings b/marking_app/ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings
new file mode 100644
index 0000000..f9b0d7c
--- /dev/null
+++ b/marking_app/ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>PreviewsEnabled</key>
+	<false/>
+</dict>
+</plist>
diff --git a/marking_app/ios/Runner/AppDelegate.swift b/marking_app/ios/Runner/AppDelegate.swift
new file mode 100644
index 0000000..1ae4b2e
--- /dev/null
+++ b/marking_app/ios/Runner/AppDelegate.swift
@@ -0,0 +1,14 @@
+import UIKit
+import Flutter
+
+@UIApplicationMain
+@objc class AppDelegate: FlutterAppDelegate {
+  override func application(
+    _ application: UIApplication,
+    didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
+  ) -> Bool {
+    Thread.sleep(forTimeInterval: 2)
+    GeneratedPluginRegistrant.register(with: self)
+    return super.application(application, didFinishLaunchingWithOptions: launchOptions)
+  }
+}
diff --git a/marking_app/ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json b/marking_app/ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json
new file mode 100644
index 0000000..728e6c3
--- /dev/null
+++ b/marking_app/ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json
@@ -0,0 +1,122 @@
+{
+    "images": [
+        {
+            "size": "20x20",
+            "idiom": "iphone",
+            "filename": "icon-20@2x.png",
+            "scale": "2x"
+        },
+        {
+            "size": "20x20",
+            "idiom": "iphone",
+            "filename": "icon-20@3x.png",
+            "scale": "3x"
+        },
+        {
+            "size": "29x29",
+            "idiom": "iphone",
+            "filename": "icon-29.png",
+            "scale": "1x"
+        },
+        {
+            "size": "29x29",
+            "idiom": "iphone",
+            "filename": "icon-29@2x.png",
+            "scale": "2x"
+        },
+        {
+            "size": "29x29",
+            "idiom": "iphone",
+            "filename": "icon-29@3x.png",
+            "scale": "3x"
+        },
+        {
+            "size": "40x40",
+            "idiom": "iphone",
+            "filename": "icon-40@2x.png",
+            "scale": "2x"
+        },
+        {
+            "size": "40x40",
+            "idiom": "iphone",
+            "filename": "icon-40@3x.png",
+            "scale": "3x"
+        },
+        {
+            "size": "60x60",
+            "idiom": "iphone",
+            "filename": "icon-60@2x.png",
+            "scale": "2x"
+        },
+        {
+            "size": "60x60",
+            "idiom": "iphone",
+            "filename": "icon-60@3x.png",
+            "scale": "3x"
+        },
+        {
+            "size": "20x20",
+            "idiom": "ipad",
+            "filename": "icon-20-ipad.png",
+            "scale": "1x"
+        },
+        {
+            "size": "20x20",
+            "idiom": "ipad",
+            "filename": "icon-20@2x-ipad.png",
+            "scale": "2x"
+        },
+        {
+            "size": "29x29",
+            "idiom": "ipad",
+            "filename": "icon-29-ipad.png",
+            "scale": "1x"
+        },
+        {
+            "size": "29x29",
+            "idiom": "ipad",
+            "filename": "icon-29@2x-ipad.png",
+            "scale": "2x"
+        },
+        {
+            "size": "40x40",
+            "idiom": "ipad",
+            "filename": "icon-40.png",
+            "scale": "1x"
+        },
+        {
+            "size": "40x40",
+            "idiom": "ipad",
+            "filename": "icon-40@2x.png",
+            "scale": "2x"
+        },
+        {
+            "size": "76x76",
+            "idiom": "ipad",
+            "filename": "icon-76.png",
+            "scale": "1x"
+        },
+        {
+            "size": "76x76",
+            "idiom": "ipad",
+            "filename": "icon-76@2x.png",
+            "scale": "2x"
+        },
+        {
+            "size": "83.5x83.5",
+            "idiom": "ipad",
+            "filename": "icon-83.5@2x.png",
+            "scale": "2x"
+        },
+        {
+            "size": "1024x1024",
+            "idiom": "ios-marketing",
+            "filename": "icon-1024.png",
+            "scale": "1x"
+        }
+    ],
+    "info": {
+        "version": 1,
+        "author": "icon.wuruihong.com"
+    }
+}
\ No newline at end of file
diff --git a/marking_app/ios/Runner/Assets.xcassets/AppIcon.appiconset/icon-1024.png b/marking_app/ios/Runner/Assets.xcassets/AppIcon.appiconset/icon-1024.png
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diff --git a/marking_app/ios/Runner/Assets.xcassets/AppIcon.appiconset/icon-83.5@2x.png b/marking_app/ios/Runner/Assets.xcassets/AppIcon.appiconset/icon-83.5@2x.png
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diff --git a/marking_app/ios/Runner/Assets.xcassets/Contents.json b/marking_app/ios/Runner/Assets.xcassets/Contents.json
new file mode 100644
index 0000000..73c0059
--- /dev/null
+++ b/marking_app/ios/Runner/Assets.xcassets/Contents.json
@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/marking_app/ios/Runner/Assets.xcassets/LaunchImage.launchimage/1125x2436.png b/marking_app/ios/Runner/Assets.xcassets/LaunchImage.launchimage/1125x2436.png
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diff --git a/marking_app/ios/Runner/Assets.xcassets/LaunchImage.launchimage/Contents.json b/marking_app/ios/Runner/Assets.xcassets/LaunchImage.launchimage/Contents.json
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index 0000000..a148e93
--- /dev/null
+++ b/marking_app/ios/Runner/Assets.xcassets/LaunchImage.launchimage/Contents.json
@@ -0,0 +1,182 @@
+{
+  "images" : [
+    {
+      "extent" : "full-screen",
+      "filename" : "1242x2688.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "12.0",
+      "orientation" : "portrait",
+      "scale" : "3x",
+      "subtype" : "2688h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "2688x1242.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "12.0",
+      "orientation" : "landscape",
+      "scale" : "3x",
+      "subtype" : "2688h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "828x1792.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "12.0",
+      "orientation" : "portrait",
+      "scale" : "2x",
+      "subtype" : "1792h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "1792X828.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "12.0",
+      "orientation" : "landscape",
+      "scale" : "2x",
+      "subtype" : "1792h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "321697019083_.pic.jpg",
+      "idiom" : "ipad",
+      "minimum-system-version" : "12.0",
+      "orientation" : "portrait",
+      "scale" : "2x",
+      "subtype" : "2388h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "351697019083_.pic.jpg",
+      "idiom" : "ipad",
+      "minimum-system-version" : "12.0",
+      "orientation" : "landscape",
+      "scale" : "2x",
+      "subtype" : "2388h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "1125x2436.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "11.0",
+      "orientation" : "portrait",
+      "scale" : "3x",
+      "subtype" : "2436h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "2436x1125.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "11.0",
+      "orientation" : "landscape",
+      "scale" : "3x",
+      "subtype" : "2436h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "311697019082_.pic.jpg",
+      "idiom" : "ipad",
+      "minimum-system-version" : "10.0",
+      "orientation" : "portrait",
+      "scale" : "2x",
+      "subtype" : "2224h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "341697019083_.pic.jpg",
+      "idiom" : "ipad",
+      "minimum-system-version" : "10.0",
+      "orientation" : "landscape",
+      "scale" : "2x",
+      "subtype" : "2224h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "331697019083_.pic.jpg",
+      "idiom" : "ipad",
+      "minimum-system-version" : "9.0",
+      "orientation" : "portrait",
+      "scale" : "2x",
+      "subtype" : "1366h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "301697019082_.pic.jpg",
+      "idiom" : "ipad",
+      "minimum-system-version" : "9.0",
+      "orientation" : "landscape",
+      "scale" : "2x",
+      "subtype" : "1366h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "1242x2208.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "8.0",
+      "orientation" : "portrait",
+      "scale" : "3x",
+      "subtype" : "736h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "2208x1242.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "8.0",
+      "orientation" : "landscape",
+      "scale" : "3x",
+      "subtype" : "736h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "750x1334.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "8.0",
+      "orientation" : "portrait",
+      "scale" : "2x",
+      "subtype" : "667h"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "640x960.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "7.0",
+      "orientation" : "portrait",
+      "scale" : "2x"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "640x1136.png",
+      "idiom" : "iphone",
+      "minimum-system-version" : "7.0",
+      "orientation" : "portrait",
+      "scale" : "2x",
+      "subtype" : "retina4"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "320x480.png",
+      "idiom" : "iphone",
+      "orientation" : "portrait",
+      "scale" : "1x"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "640x960 1.png",
+      "idiom" : "iphone",
+      "orientation" : "portrait",
+      "scale" : "2x"
+    },
+    {
+      "extent" : "full-screen",
+      "filename" : "640x1136 1.png",
+      "idiom" : "iphone",
+      "orientation" : "portrait",
+      "scale" : "2x",
+      "subtype" : "retina4"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/1242x2208.png b/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/1242x2208.png
new file mode 100644
index 0000000..119c566
Binary files /dev/null and b/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/1242x2208.png differ
diff --git a/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/640x1136 1.png b/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/640x1136 1.png
new file mode 100644
index 0000000..6842710
Binary files /dev/null and b/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/640x1136 1.png differ
diff --git a/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/750x1334.png b/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/750x1334.png
new file mode 100644
index 0000000..3a9befa
Binary files /dev/null and b/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/750x1334.png differ
diff --git a/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/Contents.json b/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/Contents.json
new file mode 100644
index 0000000..f9d8994
--- /dev/null
+++ b/marking_app/ios/Runner/Assets.xcassets/laubimage.imageset/Contents.json
@@ -0,0 +1,23 @@
+{
+  "images" : [
+    {
+      "filename" : "640x1136 1.png",
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "750x1334.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "1242x2208.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/marking_app/ios/Runner/Base.lproj/LaunchScreen.storyboard b/marking_app/ios/Runner/Base.lproj/LaunchScreen.storyboard
new file mode 100644
index 0000000..f2e259c
--- /dev/null
+++ b/marking_app/ios/Runner/Base.lproj/LaunchScreen.storyboard
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="12121" systemVersion="16G29" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="12089"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="EHf-IW-A2E">
+            <objects>
+                <viewController id="01J-lp-oVM" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="Ydg-fD-yQy"/>
+                        <viewControllerLayoutGuide type="bottom" id="xbc-2k-c8Z"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4">
+                            </imageView>
+                        </subviews>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerX" secondItem="Ze5-6b-2t3" secondAttribute="centerX" id="1a2-6s-vTC"/>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerY" secondItem="Ze5-6b-2t3" secondAttribute="centerY" id="4X2-HB-R7a"/>
+                        </constraints>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="53" y="375"/>
+        </scene>
+    </scenes>
+    <resources>
+        <image name="LaunchImage" width="168" height="185"/>
+    </resources>
+</document>
diff --git a/marking_app/ios/Runner/Base.lproj/Main.storyboard b/marking_app/ios/Runner/Base.lproj/Main.storyboard
new file mode 100644
index 0000000..4188780
--- /dev/null
+++ b/marking_app/ios/Runner/Base.lproj/Main.storyboard
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="21507" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
+    <device id="retina6_12" orientation="portrait" appearance="light"/>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="21505"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--Flutter View Controller-->
+        <scene sceneID="tne-QT-ifu">
+            <objects>
+                <viewController id="BYZ-38-t0r" customClass="FlutterViewController" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
+                        <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
+                        <rect key="frame" x="0.0" y="0.0" width="393" height="852"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="48" y="-34"/>
+        </scene>
+    </scenes>
+</document>
diff --git a/marking_app/ios/Runner/Info.plist b/marking_app/ios/Runner/Info.plist
new file mode 100644
index 0000000..747360c
--- /dev/null
+++ b/marking_app/ios/Runner/Info.plist
@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CADisableMinimumFrameDurationOnPhone</key>
+	<true/>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>学而有道</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>marking_app</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>$(FLUTTER_BUILD_NAME)</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>$(FLUTTER_BUILD_NUMBER)</string>
+	<key>LSApplicationQueriesSchemes</key>
+	<array>
+		<string>sms</string>
+		<string>tel</string>
+	</array>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>NSCameraUsageDescription</key>
+	<string>Used to demonstrate image picker plugin</string>
+	<key>NSMicrophoneUsageDescription</key>
+	<string>Used to capture audio for image picker plugin</string>
+	<key>NSPhotoLibraryUsageDescription</key>
+	<string>Used to demonstrate image picker plugin</string>
+	<key>UIApplicationSceneManifest</key>
+	<dict>
+		<key>UIApplicationSupportsMultipleScenes</key>
+		<false/>
+		<key>UISceneConfigurations</key>
+		<dict/>
+	</dict>
+	<key>UIApplicationSupportsIndirectInputEvents</key>
+	<true/>
+	<key>UILaunchStoryboardName</key>
+	<string>Launch Screen.storyboard</string>
+	<key>UIMainStoryboardFile</key>
+	<string>Main</string>
+	<key>UIRequiresFullScreen</key>
+	<true/>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UISupportedInterfaceOrientations~ipad</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UIViewControllerBasedStatusBarAppearance</key>
+	<false/>
+</dict>
+</plist>
diff --git a/marking_app/ios/Runner/Launch Screen.storyboard b/marking_app/ios/Runner/Launch Screen.storyboard
new file mode 100644
index 0000000..9bc26f7
--- /dev/null
+++ b/marking_app/ios/Runner/Launch Screen.storyboard	
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="21507" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
+    <device id="retina6_12" orientation="portrait" appearance="light"/>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="21505"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="EHf-IW-A2E">
+            <objects>
+                <viewController id="01J-lp-oVM" sceneMemberID="viewController">
+                    <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
+                        <rect key="frame" x="0.0" y="0.0" width="393" height="852"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleToFill" horizontalHuggingPriority="251" verticalHuggingPriority="251" image="laubimage" translatesAutoresizingMaskIntoConstraints="NO" id="mso-in-G6f">
+                                <rect key="frame" x="0.0" y="0.0" width="393" height="852"/>
+                            </imageView>
+                        </subviews>
+                        <viewLayoutGuide key="safeArea" id="Bcu-3y-fUS"/>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="mso-in-G6f" firstAttribute="trailing" secondItem="Bcu-3y-fUS" secondAttribute="trailing" id="9Pl-aj-DZx"/>
+                            <constraint firstItem="mso-in-G6f" firstAttribute="leading" secondItem="Bcu-3y-fUS" secondAttribute="leading" id="tKr-LI-4r2"/>
+                            <constraint firstItem="mso-in-G6f" firstAttribute="top" secondItem="Ze5-6b-2t3" secondAttribute="top" id="tzE-i1-Rjj"/>
+                            <constraint firstAttribute="bottom" secondItem="mso-in-G6f" secondAttribute="bottom" id="yhC-VX-NAg"/>
+                        </constraints>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="52.671755725190835" y="374.64788732394368"/>
+        </scene>
+    </scenes>
+    <resources>
+        <image name="laubimage" width="375" height="667"/>
+    </resources>
+</document>
diff --git a/marking_app/ios/Runner/Runner-Bridging-Header.h b/marking_app/ios/Runner/Runner-Bridging-Header.h
new file mode 100644
index 0000000..308a2a5
--- /dev/null
+++ b/marking_app/ios/Runner/Runner-Bridging-Header.h
@@ -0,0 +1 @@
+#import "GeneratedPluginRegistrant.h"